1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
mO1r~-~AJ <table border oncontextmenu=return(false)><td>no</table> 可用于Table
f(r=S Xa* 7B"*< %< 2. <body onselectstart="return false"> 取消选取、防止复制
$Z2Y% z6y [$bK%W{f 3. onpaste="return false" 不准粘贴
UW?(-_8 =Co[pt 4. oncopy="return false;" oncut="return false;" 防止复制
ztRe\(9bL ),u)#`.l
G 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
]@rt/ eX }+wvZq +c 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
-ghmLMS%t SJXA 7. <input style="ime-mode:-Disabled"> 关闭输入法
w$2Z7S u}:p@j}Zv 8. 永远都会带着框架
%0<-5&GE <script language="javascript"><!--
]?$eBbt if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
PAUepO_ // --></script>
{"x>ewAf 4U1!SR]s 9. 防止被人frame
3tZC&!x? <SCRIPT LANGUAGE=javascript><!--
!eH9LRp if (top.location != self.location)top.location=self.location;
#F~^m // --></SCRIPT>
~g_]Sskf7 4*vV9*'! 10. 网页将不能被另存为
x%WL!Lo
<noscript><iframe src=*.html></iframe></noscript>
+"HLx%k F}C.F 11. <input type=button value=查看网页源代码
F6$QEiDu@ onclick="window.location = `view-source:`+
http://www.51js.com/`";>
A3Lfh6O jZ5 mpYUO 12.删除时确认
8FmRD <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
AzmISm E7K(I ? 除</a>
NGYUZ\m M&/([>Q 13. 取得控件的绝对位置
6S2u%-] //javascript
!B#Lea <script language="javascript">
"B~ow{3 function getIE(E){
9AGf4tuy var t=e.offsetTop;
*co=<g]4KY var l=e.offsetLeft;
b# RTHe&X while(e=e.offsetParent){
^q$m>|KI t+=e.offsetTop;
:{YOJDtR l+=e.offsetLeft;
qyx
' }
E6f{z9y6 alert("top="+t+"/nleft="+l);
#w
*]`5
T }
#go!"HL </script>
ha%3%O8Z L#|,_j=9 //VBScript
yl#(jb[?1 <script language="VBScript"><!--
o_K.
+^$ function getIE()
Z|h&Zd1z dim t,l,a,b
e_6-+l!f set a=document.all.img1
e9 `n@ t=document.all.img1.offsetTop
1lJY=`8qa l=document.all.img1.offsetLeft
4.^1D';( while a.tagName<>"BODY"
D@]*{WO set a = a.offsetParent
{r$n
$ t=t+a.offsetTop
fF"\$Ny l=l+a.offsetLeft
<A_L Zi wend
Gh:hfHiG msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
r@XH=[: end function
?<l,a!V'6 --></script>
z'(][SB # RG/B2 14. 光标是停在文本框文字的最后
)0Lno|l <script language="javascript">
*_aeK~du. function cc()
<Kq4thR {
O$2'$44HX var e = event.srcElement;
Jbmi[`O var r =e.createTextRange();
\"X<\3z2 r.moveStart(`character`,e.value.length);
>H*?ktcW r.collapse(true);
F_?aoP&5 r.select();
[ ;$(; }
20O\@}2q2M </script>
"|\G[xLOaW <input type=text name=text1 value="123" onfocus="cc()">
u$"dL=s! C_RxJWka 15. 判断上一页的来源
v`Iw:?)% javascript:
%DKQ document.referrer
"i}?jf
{a !5/jDvh
16. 最小化、最大化、关闭窗口
Q|O! cEW/ <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
|Zn|?#F <param name="Command" value="Minimize"></object>
9qHbV
9,M <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
[KT'aGK$ <param name="Command" value="Maximize"></object>
|BO!q9633V <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
]4$t'wI. <PARAM NAME="Command" value="Close"></OBJECT>
!@r1B`]j+" ?0{8fGM4 <input type=button value=最小化 onclick=hh1.Click()>
KXAh0A?&+ <input type=button value=最大化 onclick=hh2.Click()>
exnFy- <input type=button value=关闭 onclick=hh3.Click()>
^o*$OM7x 本例适用于IE
C_&-2Z ?_!} lg 17.屏蔽功能键Shift,Alt,Ctrl
;Tn$c70 <script>
+;H-0Q5 function look(){
G<S(P@ss if(event.shiftKey)
RoG
`U alert("禁止按Shift键!"; //可以换成ALT CTRL
rr@S|k:| }
~.FZF document.onkeydown=look;
zB8 @Wl </script>
" ^t3VjN aBH!K
18. 网页不会被缓存
&at^~o <META HTTP-EQUIV="pragma" CONTENT="no-cache">
%LH~Im= <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
Spnshv8 <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
Nan@SuKY 或者<META HTTP-EQUIV="expires" CONTENT="0">
VdVUYp 0E6tH&
;> 19.怎样让表单没有凹凸感?
Jvk!a~e <input type=text style="border:1 solid #000000">
nkv+O$LXP 或
dK5|tWJX <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
/!V)2j, 2hlb$N-hk 1 solid #000000"></textarea>
v(=?ge YLo zNu>25/)( 20.<div><span>&<layer>的区别?
[SFX;v!9 <div>(division)用来定义大段的页面元素,会产生转行
9L$bJO-3 <span>用来定义同一行内的元素,跟<div>的唯一区别是不产生转行
wRa$b <layer>是ns的标记,ie不支持,相当于<div>
YH0=YmU#X Wsz-#kc\[ 21.让弹出窗口总是在最上面:
E3):8>R;1 <body onblur="this.focus();">
N3_rqRd^ ]dx6E6A,
22.不要滚动条?
OwdA6it^f 让竖条没有:
*?'^Rc <body style=`overflow:-Scroll;overflow-y:hidden`>
V<ZohB?y </body>
K,!"5W rX* 让横条没有:
W+F^(SC\ <body style=`overflow:-Scroll;overflow-x:hidden`>
u9TiEEof3 </body>
, ;'y <GA 两个都去掉?更简单了
eQiK\iDS <body scroll="no">
IfeCSK,x </body>
-v'|#q $P9'"a)Lm 23.怎样去掉图片链接点击后,图片周围的虚线?
yX^/Oc@j <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
Rh[%UNl _y,?Cj=u| 24.电子邮件处理提交表单
s/;iZiWK <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
8f\sG:$ <input type=submit>
+A
4};]W| </form>
@w%{yzr% b,Z\{M:f;F 25.在打开的子窗口刷新父窗口的代码里如何写?
Kzj9!'0R window.opener.location.reload()
lK}W%hzU Z{9
mZlIy 26.如何设定打开页面的大小
(?G?9M#7_ <body onload="top.resizeTo(300,200);">
-3z$~
{ 打开页面的位置<body onload="top.moveBy(300,200);">
pj~Ao+ *J ]2"~_. 27.在页面中如何加入不是满铺的背景图片,拉动页面时背景图不动
i]>)'i <style>
?)8OC(B8q body
yX-h|Cr" {background-image:url(logo.gif); background-repeat:no-repeat;
s+EJXoxw H pZD^h?L background-position:center;background-attachment: fixed}
MJ=(rp=YU9 </style>
]M:=\h,t> Sk~( t 28. 检查一段字符串是否全由数字组成
kp{q5J6/ <script language="javascript"><!--
)A@i2I function checkNum(str){return str.match(//D/)==null}
j>OuNeo@4 alert(checkNum("1232142141"
i`FskEoijq alert(checkNum("123214214a1"
wM]j# // --></script>
0R#T 3K} I;Sg9`k= 29. 获得一个窗口的大小
pb\W7G document.body.clientWidth; document.body.clientHeight
D2060ze 9r5<A!1#L 30. 怎么判断是否是字符
]*M VVzF if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
f
_
O else alert("全是字符";
*0*1.>Vg zqDG#}3f^ 31.TEXTAREA自适应文字行数的多少
STr&"9c <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
zKnHo:SV </textarea>